( ! ) Deprecated: PHPExcel_Writer_Excel2007_Drawing::writeDrawings(): Implicitly marking parameter $pWorksheet as nullable is deprecated, the explicit nullable type must be used instead in C:\wamp64\www\crop_db\libs\phpoffice\PHPExcel\Writer\Excel2007\Drawing.php on line 47

( ! ) Deprecated: PHPExcel_Writer_Excel2007_Drawing::_writeChart(): Implicitly marking parameter $objWriter as nullable is deprecated, the explicit nullable type must be used instead in C:\wamp64\www\crop_db\libs\phpoffice\PHPExcel\Writer\Excel2007\Drawing.php on line 100

( ! ) Deprecated: PHPExcel_Writer_Excel2007_Drawing::_writeChart(): Implicitly marking parameter $pChart as nullable is deprecated, the explicit nullable type must be used instead in C:\wamp64\www\crop_db\libs\phpoffice\PHPExcel\Writer\Excel2007\Drawing.php on line 100

( ! ) Deprecated: PHPExcel_Writer_Excel2007_Drawing::_writeDrawing(): Implicitly marking parameter $objWriter as nullable is deprecated, the explicit nullable type must be used instead in C:\wamp64\www\crop_db\libs\phpoffice\PHPExcel\Writer\Excel2007\Drawing.php on line 172

( ! ) Deprecated: PHPExcel_Writer_Excel2007_Drawing::_writeDrawing(): Implicitly marking parameter $pDrawing as nullable is deprecated, the explicit nullable type must be used instead in C:\wamp64\www\crop_db\libs\phpoffice\PHPExcel\Writer\Excel2007\Drawing.php on line 172

( ! ) Deprecated: PHPExcel_Writer_Excel2007_Drawing::writeVMLHeaderFooterImages(): Implicitly marking parameter $pWorksheet as nullable is deprecated, the explicit nullable type must be used instead in C:\wamp64\www\crop_db\libs\phpoffice\PHPExcel\Writer\Excel2007\Drawing.php on line 389

( ! ) Deprecated: PHPExcel_Writer_Excel2007_Drawing::_writeVMLHeaderFooterImage(): Implicitly marking parameter $objWriter as nullable is deprecated, the explicit nullable type must be used instead in C:\wamp64\www\crop_db\libs\phpoffice\PHPExcel\Writer\Excel2007\Drawing.php on line 537

( ! ) Deprecated: PHPExcel_Writer_Excel2007_Drawing::_writeVMLHeaderFooterImage(): Implicitly marking parameter $pImage as nullable is deprecated, the explicit nullable type must be used instead in C:\wamp64\www\crop_db\libs\phpoffice\PHPExcel\Writer\Excel2007\Drawing.php on line 537

( ! ) Deprecated: PHPExcel_Writer_Excel2007_Drawing::allDrawings(): Implicitly marking parameter $pPHPExcel as nullable is deprecated, the explicit nullable type must be used instead in C:\wamp64\www\crop_db\libs\phpoffice\PHPExcel\Writer\Excel2007\Drawing.php on line 579

( ! ) Fatal error: Uncaught Error: Class "PHPExcel_Writer_Excel2007_WriterPart" not found in C:\wamp64\www\crop_db\libs\phpoffice\PHPExcel\Writer\Excel2007\Drawing.php on line 36
( ! ) Error: Class "PHPExcel_Writer_Excel2007_WriterPart" not found in C:\wamp64\www\crop_db\libs\phpoffice\PHPExcel\Writer\Excel2007\Drawing.php on line 36
Call Stack
#	Time	Memory	Function	Location
1	0.0461	381104	{main}( )	...\Drawing.php:0